#!/bin/sh set -e TESTDIR="$(readlink -f "$(dirname "$0")")" . "$TESTDIR/framework" setupenvironment configarchitecture "i386" export APT_DONT_SIGN='Release.gpg' buildaptarchive setupflataptarchive changetowebserver prepare() { local DATE="${2:-now}" if [ "$DATE" = 'now' ]; then if [ "$1" = "${PKGFILE}-new" ]; then DATE='now - 1 day' else DATE='now - 7 day' fi fi for release in $(find rootdir/var/lib/apt/lists 2> /dev/null); do touch -d 'now - 1 year' "$release" done aptget clean cp "$1" aptarchive/Packages find aptarchive -name 'Release' -delete compressfile 'aptarchive/Packages' "$DATE" generatereleasefiles "$DATE" 'now + 1 month' } installaptold() { rm -rf rootdir/var/cache/apt/archives testsuccessequal "Reading package lists... Building dependency tree... Suggested packages: aptitude | synaptic | wajig dpkg-dev apt-doc bzip2 lzma python-apt The following NEW packages will be installed: apt 0 upgraded, 1 newly installed, 0 to remove and 0 not upgraded. After this operation, 5370 kB of additional disk space will be used. Get:1 http://localhost:${APTHTTPPORT} apt 0.7.25.3 Download complete and in download only mode" aptget install apt -dy } installaptnew() { rm -rf rootdir/var/cache/apt/archives testsuccessequal "Reading package lists... Building dependency tree... Suggested packages: aptitude | synaptic | wajig dpkg-dev apt-doc bzip2 lzma python-apt The following NEW packages will be installed: apt 0 upgraded, 1 newly installed, 0 to remove and 0 not upgraded. After this operation, 5808 kB of additional disk space will be used. Get:1 http://localhost:${APTHTTPPORT} apt 0.8.0~pre1 Download complete and in download only mode" aptget install apt -dy } failaptold() { testfailureequal 'Reading package lists... Building dependency tree... Suggested packages: aptitude | synaptic | wajig dpkg-dev apt-doc bzip2 lzma python-apt The following NEW packages will be installed: apt 0 upgraded, 1 newly installed, 0 to remove and 0 not upgraded. After this operation, 5370 kB of additional disk space will be used. WARNING: The following packages cannot be authenticated! apt E: There were unauthenticated packages and -y was used without --allow-unauthenticated' aptget install apt -dy } failaptnew() { testfailureequal 'Reading package lists... Building dependency tree... Suggested packages: aptitude | synaptic | wajig dpkg-dev apt-doc bzip2 lzma python-apt The following NEW packages will be installed: apt 0 upgraded, 1 newly installed, 0 to remove and 0 not upgraded. After this operation, 5808 kB of additional disk space will be used. WARNING: The following packages cannot be authenticated! apt E: There were unauthenticated packages and -y was used without --allow-unauthenticated' aptget install apt -dy } # fake our downloadable file touch aptarchive/apt.deb PKGFILE="${TESTDIR}/$(echo "$(basename "$0")" | sed 's#^test-#Packages-#')" updatewithwarnings() { testwarning aptget update -o Debug::pkgAcquire::Worker=1 -o Debug::Acquire::gpgv=1 testsuccess grep -E "$1" rootdir/tmp/testwarning.output } runtest() { msgmsg 'Cold archive signed by' 'Joe Sixpack' prepare "${PKGFILE}" rm -rf rootdir/var/lib/apt/lists signreleasefiles 'Joe Sixpack' successfulaptgetupdate testsuccessequal "$(cat "${PKGFILE}") " aptcache show apt installaptold if [ "$(id -u)" != '0' ]; then msgmsg 'Cold archive signed by' 'Joe Sixpack + unreadable key' rm -rf rootdir/var/lib/apt/lists echo 'foobar' > rootdir/etc/apt/trusted.gpg.d/unreadablekey.gpg chmod 000 rootdir/etc/apt/trusted.gpg.d/unreadablekey.gpg updatewithwarnings '^W: .* is not readable by user' chmod 644 rootdir/etc/apt/trusted.gpg.d/unreadablekey.gpg rm -f rootdir/etc/apt/trusted.gpg.d/unreadablekey.gpg testsuccessequal "$(cat "${PKGFILE}") " aptcache show apt installaptold fi msgmsg 'Good warm archive signed by' 'Joe Sixpack' prepare "${PKGFILE}-new" signreleasefiles 'Joe Sixpack' successfulaptgetupdate testsuccessequal "$(cat "${PKGFILE}-new") " aptcache show apt installaptnew msgmsg 'Cold archive signed by' 'Rex Expired' prepare "${PKGFILE}" rm -rf rootdir/var/lib/apt/lists cp keys/rexexpired.pub rootdir/etc/apt/trusted.gpg.d/rexexpired.gpg signreleasefiles 'Rex Expired' updatewithwarnings '^W: .* EXPKEYSIG' testsuccessequal "$(cat "${PKGFILE}") " aptcache show apt failaptold rm -f rootdir/etc/apt/trusted.gpg.d/rexexpired.gpg msgmsg 'Cold archive expired signed by' 'Joe Sixpack' if dpkg --compare-versions "$(aptkey adv --version | head -n 2 | tail -n 1 | cut -d' ' -f 3)" '>=' '2.1' >/dev/null 2>&1; then touch rootdir/etc/apt/apt.conf.d/99gnupg2 elif gpg2 --version >/dev/null 2>&1; then echo 'Apt::Key::gpgcommand "gpg2";' > rootdir/etc/apt/apt.conf.d/99gnupg2 if ! dpkg --compare-versions "$(aptkey adv --version | head -n 2 | tail -n 1 | cut -d' ' -f 3)" '>=' '2.1' >/dev/null 2>&1; then rm rootdir/etc/apt/apt.conf.d/99gnupg2 fi fi if [ -e rootdir/etc/apt/apt.conf.d/99gnupg2 ]; then prepare "${PKGFILE}" rm -rf rootdir/var/lib/apt/lists signreleasefiles 'Joe Sixpack' 'aptarchive' --faked-system-time "20070924T154812" --default-sig-expire 2016-04-01 updatewithwarnings '^W: .* EXPSIG' testsuccessequal "$(cat "${PKGFILE}") " aptcache show apt failaptold rm -f rootdir/etc/apt/apt.conf.d/99gnupg2 else msgskip 'Not a new enough gpg available providing --fake-system-time' fi msgmsg 'Cold archive signed by' 'Joe Sixpack,Marvin Paranoid' prepare "${PKGFILE}" rm -rf rootdir/var/lib/apt/lists signreleasefiles 'Joe Sixpack,Marvin Paranoid' successfulaptgetupdate 'NO_PUBKEY' testsuccessequal "$(cat "${PKGFILE}") " aptcache show apt installaptold msgmsg 'Cold archive signed by' 'Joe Sixpack,Rex Expired' prepare "${PKGFILE}" rm -rf rootdir/var/lib/apt/lists signreleasefiles 'Joe Sixpack,Rex Expired' cp keys/rexexpired.pub rootdir/etc/apt/trusted.gpg.d/rexexpired.gpg successfulaptgetupdate 'EXPKEYSIG' rm -f rootdir/etc/apt/trusted.gpg.d/rexexpired.gpg testsuccessequal "$(cat "${PKGFILE}") " aptcache show apt installaptold msgmsg 'Cold archive signed by' 'Marvin Paranoid' prepare "${PKGFILE}" rm -rf rootdir/var/lib/apt/lists signreleasefiles 'Marvin Paranoid' updatewithwarnings '^W: .* NO_PUBKEY' testsuccessequal "$(cat "${PKGFILE}") " aptcache show apt failaptold msgmsg 'Bad warm archive signed by' 'Joe Sixpack' prepare "${PKGFILE}-new" signreleasefiles 'Joe Sixpack' successfulaptgetupdate testsuccessequal "$(cat "${PKGFILE}-new") " aptcache show apt installaptnew msgmsg 'Cold archive signed by' 'Joe Sixpack' prepare "${PKGFILE}" rm -rf rootdir/var/lib/apt/lists signreleasefiles 'Joe Sixpack' successfulaptgetupdate testsuccessequal "$(cat "${PKGFILE}") " aptcache show apt installaptold msgmsg 'Good warm archive signed by' 'Marvin Paranoid' prepare "${PKGFILE}-new" signreleasefiles 'Marvin Paranoid' updatewithwarnings '^W: .* NO_PUBKEY' testsuccessequal "$(cat "${PKGFILE}") " aptcache show apt installaptold msgmsg 'Good warm archive signed by' 'Rex Expired' prepare "${PKGFILE}-new" cp keys/rexexpired.pub rootdir/etc/apt/trusted.gpg.d/rexexpired.gpg signreleasefiles 'Rex Expired' updatewithwarnings '^W: .* EXPKEYSIG' testsuccessequal "$(cat "${PKGFILE}") " aptcache show apt installaptold rm rootdir/etc/apt/trusted.gpg.d/rexexpired.gpg msgmsg 'Good warm archive signed by' 'Joe Sixpack' prepare "${PKGFILE}-new" signreleasefiles successfulaptgetupdate testsuccessequal "$(cat "${PKGFILE}-new") " aptcache show apt installaptnew msgmsg 'Cold archive signed by good keyring' 'Marvin Paranoid' prepare "${PKGFILE}" rm -rf rootdir/var/lib/apt/lists signreleasefiles 'Marvin Paranoid' local MARVIN="$(readlink -f keys/marvinparanoid.pub)" sed -i "s#^\(deb\(-src\)\?\) #\1 [signed-by=$MARVIN] #" rootdir/etc/apt/sources.list.d/* successfulaptgetupdate testsuccessequal "$(cat "${PKGFILE}") " aptcache show apt installaptold msgmsg 'Cold archive signed by bad keyring' 'Joe Sixpack' rm -rf rootdir/var/lib/apt/lists signreleasefiles 'Joe Sixpack' updatewithwarnings '^W: .* NO_PUBKEY' sed -i "s#^\(deb\(-src\)\?\) \[signed-by=$MARVIN\] #\1 #" rootdir/etc/apt/sources.list.d/* local MARVIN="$(aptkey --keyring $MARVIN finger --with-colons | grep '^fpr' | cut -d':' -f 10)" msgmsg 'Cold archive signed by bad keyid' 'Joe Sixpack' rm -rf rootdir/var/lib/apt/lists signreleasefiles 'Joe Sixpack' sed -i "s#^\(deb\(-src\)\?\) #\1 [signed-by=$MARVIN] #" rootdir/etc/apt/sources.list.d/* updatewithwarnings '^W: .* be verified because the public key is not available: .*' msgmsg 'Cold archive signed by good keyid' 'Marvin Paranoid' rm -rf rootdir/var/lib/apt/lists signreleasefiles 'Marvin Paranoid' cp keys/marvinparanoid.pub rootdir/etc/apt/trusted.gpg.d/marvinparanoid.gpg successfulaptgetupdate testsuccessequal "$(cat "${PKGFILE}") " aptcache show apt installaptold msgmsg 'Cold archive signed by good keyid' 'Marvin Paranoid,Joe Sixpack' rm -rf rootdir/var/lib/apt/lists signreleasefiles 'Marvin Paranoid,Joe Sixpack' successfulaptgetupdate 'NoPubKey: GOODSIG' testsuccessequal "$(cat "${PKGFILE}") " aptcache show apt installaptold local SIXPACK="$(aptkey --keyring keys/joesixpack.pub finger --with-colons | grep '^fpr' | cut -d':' -f 10)" msgmsg 'Cold archive signed by good keyids' 'Joe Sixpack' rm -rf rootdir/var/lib/apt/lists signreleasefiles 'Joe Sixpack' sed -i "s#^\(deb\(-src\)\?\) \[signed-by=$MARVIN\] #\1 [signed-by=${SIXPACK},${MARVIN}] #" rootdir/etc/apt/sources.list.d/* successfulaptgetupdate testsuccessequal "$(cat "${PKGFILE}") " aptcache show apt installaptold msgmsg 'Cold archive signed by good keyids' 'Joe Sixpack' rm -rf rootdir/var/lib/apt/lists sed -i "s#^\(deb\(-src\)\?\) \[signed-by=${SIXPACK},${MARVIN}\] #\1 [signed-by=${MARVIN},${SIXPACK}] #" rootdir/etc/apt/sources.list.d/* successfulaptgetupdate testsuccessequal "$(cat "${PKGFILE}") " aptcache show apt installaptold rm -f rootdir/etc/apt/trusted.gpg.d/marvinparanoid.gpg sed -i "s#^\(deb\(-src\)\?\) \[signed-by=${MARVIN},${SIXPACK}\] #\1 #" rootdir/etc/apt/sources.list.d/* rm -rf rootdir/var/lib/apt/lists-bak cp -a rootdir/var/lib/apt/lists rootdir/var/lib/apt/lists-bak prepare "${PKGFILE}-new" signreleasefiles 'Joe Sixpack' msgmsg 'Warm archive with signed-by' 'Joe Sixpack' sed -i "/^Valid-Until: / a\ Signed-By: ${SIXPACK}" rootdir/var/lib/apt/lists/*Release touch -d 'now - 1 year' rootdir/var/lib/apt/lists/*Release successfulaptgetupdate testsuccessequal "$(cat "${PKGFILE}-new") " aptcache show apt installaptnew msgmsg 'Warm archive with signed-by' 'Marvin Paranoid' rm -rf rootdir/var/lib/apt/lists cp -a rootdir/var/lib/apt/lists-bak rootdir/var/lib/apt/lists sed -i "/^Valid-Until: / a\ Signed-By: ${MARVIN}" rootdir/var/lib/apt/lists/*Release touch -d 'now - 1 year' rootdir/var/lib/apt/lists/*Release updatewithwarnings 'W: .* public key is not available: GOODSIG' testsuccessequal "$(cat "${PKGFILE}") " aptcache show apt installaptold msgmsg 'Warm archive with outdated signed-by' 'Marvin Paranoid' rm -rf rootdir/var/lib/apt/lists cp -a rootdir/var/lib/apt/lists-bak rootdir/var/lib/apt/lists sed -i "/^Valid-Until: / a\ Valid-Until: $(date -u -d "now - 2min" '+%a, %d %b %Y %H:%M:%S %Z') \\ Signed-By: ${MARVIN}" rootdir/var/lib/apt/lists/*Release touch -d 'now - 1 year' rootdir/var/lib/apt/lists/*Release successfulaptgetupdate testsuccessequal "$(cat "${PKGFILE}-new") " aptcache show apt installaptnew msgmsg 'Warm archive with two signed-bys' 'Joe Sixpack' rm -rf rootdir/var/lib/apt/lists cp -a rootdir/var/lib/apt/lists-bak rootdir/var/lib/apt/lists sed -i "/^Valid-Until: / a\ Signed-By: ${MARVIN} ${MARVIN}, \\ ${SIXPACK}" rootdir/var/lib/apt/lists/*Release touch -d 'now - 1 year' rootdir/var/lib/apt/lists/*Release successfulaptgetupdate testsuccessequal "$(cat "${PKGFILE}-new") " aptcache show apt installaptnew } runtest2() { msgmsg 'Cold archive signed by' 'Joe Sixpack' prepare "${PKGFILE}" rm -rf rootdir/var/lib/apt/lists signreleasefiles 'Joe Sixpack' successfulaptgetupdate # New .deb but now an unsigned archive. For example MITM to circumvent # package verification. msgmsg 'Warm archive signed by' 'nobody' prepare "${PKGFILE}-new" find aptarchive/ \( -name InRelease -o -name Release.gpg \) -delete updatewithwarnings 'W: .* no longer signed.' testsuccessequal "$(cat "${PKGFILE}-new") " aptcache show apt failaptnew # Unsigned archive from the beginning must also be detected. msgmsg 'Cold archive signed by' 'nobody' rm -rf rootdir/var/lib/apt/lists updatewithwarnings 'W: .* is not signed.' testsuccessequal "$(cat "${PKGFILE}-new") " aptcache show apt failaptnew } runtest3() { echo "APT::Hashes::$APT_TESTS_DIGEST_ALGO::$1 \"yes\";" > rootdir/etc/apt/apt.conf.d/truststate msgmsg "Running base test with $1 digest" runtest2 for DELETEFILE in 'InRelease' 'Release.gpg'; do export APT_DONT_SIGN="$DELETEFILE" msgmsg "Running test with deletion of $DELETEFILE and $1 digest" runtest export APT_DONT_SIGN='Release.gpg' done } # diable some protection by default and ensure we still do the verification # correctly cat > rootdir/etc/apt/apt.conf.d/weaken-security <<EOF Acquire::AllowInsecureRepositories "1"; Acquire::AllowDowngradeToInsecureRepositories "1"; EOF # the hash marked as configurable in our gpgv method export APT_TESTS_DIGEST_ALGO='SHA224' successfulaptgetupdate() { testsuccess aptget update -o Debug::pkgAcquire::Worker=1 -o Debug::Acquire::gpgv=1 if [ -n "$1" ]; then cp rootdir/tmp/testsuccess.output aptupdate.output testsuccess grep "$1" aptupdate.output fi } runtest3 'Trusted' successfulaptgetupdate() { testwarning aptget update -o Debug::pkgAcquire::Worker=1 -o Debug::Acquire::gpgv=1 if [ -n "$1" ]; then testsuccess grep "$1" rootdir/tmp/testwarning.output fi testsuccess grep 'uses weak digest algorithm' rootdir/tmp/testwarning.output } runtest3 'Weak' msgmsg "Running test with apt-untrusted digest" echo "APT::Hashes::$APT_TESTS_DIGEST_ALGO::Untrusted \"yes\";" > rootdir/etc/apt/apt.conf.d/truststate runfailure() { for DELETEFILE in 'InRelease' 'Release.gpg'; do export APT_DONT_SIGN="$DELETEFILE" msgmsg 'Cold archive signed by' 'Joe Sixpack' prepare "${PKGFILE}" rm -rf rootdir/var/lib/apt/lists signreleasefiles 'Joe Sixpack' testfailure aptget update --no-allow-insecure-repositories -o Debug::pkgAcquire::Worker=1 -o Debug::Acquire::gpgv=1 testsuccess grep 'The following signatures were invalid' rootdir/tmp/testfailure.output testnopackage 'apt' testwarning aptget update --allow-insecure-repositories -o Debug::pkgAcquire::Worker=1 -o Debug::Acquire::gpgv=1 failaptold rm -rf rootdir/var/lib/apt/lists sed -i 's#^deb\(-src\)\? #deb\1 [allow-insecure=yes] #' rootdir/etc/apt/sources.list.d/* testwarning aptget update --no-allow-insecure-repositories -o Debug::pkgAcquire::Worker=1 -o Debug::Acquire::gpgv=1 failaptold sed -i 's#^deb\(-src\)\? \[allow-insecure=yes\] #deb\1 #' rootdir/etc/apt/sources.list.d/* msgmsg 'Cold archive signed by' 'Marvin Paranoid' prepare "${PKGFILE}" rm -rf rootdir/var/lib/apt/lists signreleasefiles 'Marvin Paranoid' testfailure aptget update --no-allow-insecure-repositories -o Debug::pkgAcquire::Worker=1 -o Debug::Acquire::gpgv=1 testnopackage 'apt' updatewithwarnings '^W: .* NO_PUBKEY' testsuccessequal "$(cat "${PKGFILE}") " aptcache show apt failaptold export APT_DONT_SIGN='Release.gpg' done } runfailure msgmsg "Running test with gpgv-untrusted digest" export APT_TESTS_DIGEST_ALGO='MD5' runfailure